show / manipulate the IP routing table

~]# route -h
        -n, --numeric            don't resolve names

route
route -n

route add -net 192.168.10.0 netmask 255.255.255.0 gw 10.80.0.1
route add -host 192.168.0.100 gw 192.168.1.100
route add default gw 192.168.0.1

route del -net 192.168.10.0 netmask 255.255.255.0
route del -host 192.168.0.100
route del default

route del -host 192.168.0.100 gw 192.168.0.1
route del default gw 192.168.0.1